This college basketball season has been characterized by one thing – parity – and it’s a label that has carried over into the NCAA Tournament. But that’s not always the case as there often has been a team that has clearly separated itself from the rest of the pack. However, that regular season or even early Tournament domination hasn’t always been punctuated with a national championship.

The best team doesn’t always win the NCAA Tournament. Many of greatest rosters ever assembled failed to cut down the nets in the one-and-done, single-elimination Madness of March. These are the 15 best teams that never won the NCAA Tournament.